129616688

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{51599}}^1$

素因数の和:51764

約数の個数: 20

約数和(自身を含む): 252736800

約数和(自身を除く): 123120112

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 51599, 103198, 206396, 412792, 825584, 8101043, 16202086, 32404172, 64808344, 129616688]

約数ペア:

[(1, 129616688), (2, 64808344), (4, 32404172), (8, 16202086), (16, 8101043), (157, 825584), (314, 412792), (628, 206396), (1256, 103198), (2512, 51599)]